Lec 3: Urology & Genitourinary Development II Flashcards
the metanephros develops as a result of inductive interactions involving the?
ureteric bud
blastema of metanephric mesenchyme
stromal cells
most common problems urologists treat?
kidney stones
prostate/kidney/bladder cancer
BPH
genital development takes place how long after the start of urinary development?
3 weeks
when does sexual dimorphism take place?
7th gestational week
gonads descend to pelvic location by the?
3rd month
testes descend into the scrotum with the aid of __________ when?
gubernaculum
7th month
congenital bilateral absence of the vas deferens
CBAVD
no vasa deferentia
patient is infertile
order abdominal ultrasound & genetic testing
two groups who have CBAVD
- cystic fibrosis
2. genetic quandary with 10-40% association w/renal agenesis
in a duplicated system, what is an ectopic ureter more likely to obstruct?
upper pole ureter
in a girl with continuous leakage, where does the ectopic ureter have to be anatomically?
distal to bladder neck (usually vagina)
where is a horseshoe kidney located?
under the IMA
what structure tethers the testis to the inferior scrotum?
gubernaculum
what tests would you order if you suspected CAH?
electrolytes (low salt, high K)
karyotype (XX)
17-OH test will confirm diagnosis (if elevated, most likely 21-OH deficiency)
